From 9118965505342ebf5d2d7deafa184759b6cfcb53 Mon Sep 17 00:00:00 2001
From: Lucie <25330882+lihbr@users.noreply.github.com>
Date: Fri, 21 Jun 2024 00:20:49 +0200
Subject: [PATCH] feat(kit): add new `isNuxtMajorVersion` compatibility util
 (#27579)

---
 packages/kit/src/compatibility.ts | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/packages/kit/src/compatibility.ts b/packages/kit/src/compatibility.ts
index b554493f7d..51042f1463 100644
--- a/packages/kit/src/compatibility.ts
+++ b/packages/kit/src/compatibility.ts
@@ -98,19 +98,26 @@ export async function hasNuxtCompatibility (constraints: NuxtCompatibility, nuxt
 }
 
 /**
- * Check if current nuxt instance is version 2 legacy
+ * Check if current Nuxt instance is of specified major version
  */
-export function isNuxt2 (nuxt: Nuxt = useNuxt()) {
+export function isNuxtMajorVersion (majorVersion: 2 | 3 | 4, nuxt: Nuxt = useNuxt()) {
   const version = getNuxtVersion(nuxt)
-  return version[0] === '2' && version[1] === '.'
+
+  return version[0] === majorVersion.toString() && version[1] === '.'
 }
 
 /**
- * Check if current nuxt instance is version 3
+ * @deprecated Use `isNuxtMajorVersion(2, nuxt)` instead. This may be removed in \@nuxt/kit v5 or a future major version.
+ */
+export function isNuxt2 (nuxt: Nuxt = useNuxt()) {
+  return isNuxtMajorVersion(2, nuxt)
+}
+
+/**
+ * @deprecated Use `isNuxtMajorVersion(3, nuxt)` instead. This may be removed in \@nuxt/kit v5 or a future major version.
  */
 export function isNuxt3 (nuxt: Nuxt = useNuxt()) {
-  const version = getNuxtVersion(nuxt)
-  return version[0] === '3' && version[1] === '.'
+  return isNuxtMajorVersion(3, nuxt)
 }
 
 /**